# Mahjong Empires 2 vs Galaxy Attack

The clearest difference is in-app purchases: Mahjong Empires 2 at none against Galaxy Attack's 9. Galaxy Attack's advantage is ads (none vs shown) and update cadence (daily vs every 22 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Galaxy Attack sells 9 one-off in-app purchases. Mahjong Empires 2 asks for nothing beyond the download.

Mahjong Empires 2 ships an update every 22 months, Galaxy Attack daily. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Mahjong Empires 2 | Galaxy Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/galaxy-attack-space-invaders/id6499509018/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 22 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 142 MB | 64 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gempro Technology Inc.](https://appshunter.io/developer/462664159) | [Hoang Thi Na](https://appshunter.io/developer/1580512155) |

## What reviewers say

### Mahjong Empires 2

[App page](https://appshunter.io/ios/app/mahjong-empires-2/id1639968821)

**Features:** macOS Compatibility

**In-app purchases:** none


### Galaxy Attack

[App page](https://appshunter.io/ios/app/galaxy-attack-space-invaders/id6499509018)

Engage in an intense space battle as a warrior defending the galaxy from alien invaders. Use your energy ball and arsenal to destroy enemy ships, collect power-ups, and defeat formidable boss vessels. Immerse yourself in mesmerizing interstellar environments and prove your skills to save the universe.

**Highlights:** Space warrior role, Energy ball weapon, Power-up collection, Boss ship battles, Interstellar environments, Level progression

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Coins | $0.99 | one-time |
| RemoveAds | $1.99 | one-time |
| Zenmode | $1.99 | one-time |
| 3150 Coins | $2.99 | one-time |
| RemoveAds Plus | $3.99 | one-time |
| 5500 Coins | $4.99 | one-time |
| Increase MaxLives from 2 to 5 | $5.99 | one-time |
| 12000 Coins | $9.99 | one-time |
| 39000 Coins | $29.99 | one-time |


## Frequently asked questions

### Is Mahjong Empires 2 free?

Mahjong Empires 2 is free to download, with no in-app purchases.

### Is Galaxy Attack free?

Galaxy Attack is free to download, with in-app purchases available.

### Do Mahjong Empires 2 or Galaxy Attack have ads?

Mahjong Empires 2 shows ads; Galaxy Attack does not.

### Which is updated more often, Mahjong Empires 2 or Galaxy Attack?

Mahjong Empires 2 ships an update every 22 months, and Galaxy Attack daily. Most recently, Mahjong Empires 2 was updated on November 7, 2026 and Galaxy Attack on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*